<template>
	<li>
		<label>
			<input type="checkbox" :checked="todo.done" @click="handleCheck(todo.id)"/>
			<!-- <input type="checkbox" v-model="todo.done"/> -->
			<span>{{todo.title}}</span>
		</label>
		<button class="btn btn-danger" @click="handleDelete(todo.id)">删除</button>
	</li>
</template>

<script>
	export default {
		name:'Item',
		props:['todo','checkTodo','deleteTodo'],
		methods: {
			//点击勾选某个todo的回调
			handleCheck(id){
				//调用祖先那边辛辛苦苦传过来的checkTodo函数
				this.checkTodo(id)
			},
			// 点击删除按钮的回调
			handleDelete(id){
				if(confirm('确定删除吗？')){
					this.deleteTodo(id)
				}
			}
		},
	}
</script>

<style scoped>
	/*item*/
li {
  list-style: none;
  height: 36px;
  line-height: 36px;
  padding: 0 5px;
  border-bottom: 1px solid #ddd;
}

li label {
  float: left;
  cursor: pointer;
}

li label li input {
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -1px;
}

li button {
  float: right;
  display: none;
  margin-top: 3px;
}

li:before {
  content: initial;
}

li:hover button{
	display:block;
}

li:hover{
	background-color: #ddd;
}

li:last-child {
  border-bottom: none;
}
</style>